Air Filter Maintenance - LG R5TT20F-SA1 Engineering Product Data Book

Heat Pump Water Heater
. Maintenance
17
T&P Relief Valve
Maintenance
!
DANGER
Before manually operating the relief
valve, make sure it will discharge in a
safe place. If water does not flow freely
from the end of the discharge pipe, turn
off the power to water heater and call a
qualified person.
At least annually, lift and release the lever
handle on water heater to ensure the
waterways are clear and the valve operates
freely.
- 50 Hz ( R134a)

Air Filter Maintenance

the air filters when "Air filter check (
alarm appears on the display.
NOTE
• The air filter can be broken when it is
bended.
• When the air filter is not assembled correctly,
dust and other substance come into the unit.
Turn off the power by opening the circuit
1
breaker or removing the fuses.
Hold the knobs of the air filter, pull it and
2
remove it from the top cover.
Clean the filter with a vacuum cleaner or
3
with lukewarm water with neutral
detergent.
Dry the filter in the shade.
4
Insert the air filter into the top cover.
5
Check the top cover for correct assembly
6
of the air filter.
Clean
)"
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